Shower scrubber



FIG. 1 is a perspective view of a shower scrubber with the broken line showing of a scrubber insert being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right side elevation view thereof, the left side being a mirror image;

FIG. 4 is a top plan view thereof, the bottom view being a mirror image; and,

FIG. 5 is a rear elevation view thereof. 

The ornamental design for a shower scrubber, as shown and described. 